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  <title>Get the image format</title>

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</div><hr /><div id="cairoimagesurface.getformat" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">CairoImageSurface::getFormat</h1>
  <p class="verinfo">(PECL cairo &gt;= 0.1.0)</p><p class="refpurpose"><span class="refname">CairoImageSurface::getFormat</span> &mdash; <span class="dc-title">Get the image format</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-cairoimagesurface.getformat-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="type">int</span> <span class="methodname"><strong>CairoImageSurface::getFormat</strong></span>
    ( <span class="methodparam">void</span>
   )</div>

  <p class="para rdfs-comment">
   Retrieves the image format, as one of the <a href="class.cairoformat.html" class="classname">CairoFormat</a> defined
  </p>

 </div>


 <div class="refsect1 parameters" id="refsect1-cairoimagesurface.getformat-parameters">
  <h3 class="title">参数</h3>
  <p class="para">此函数没有参数。</p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-cairoimagesurface.getformat-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   One of the <a href="class.cairoformat.html" class="classname">CairoFormat</a> enums
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-cairoimagesurface.getformat-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-2998">
    <p><strong>Example #1 <span class="methodname"><strong>CairoImageSurface::getFormat()</strong></span> example</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br />$surface&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">CairoImageSurface</span><span style="color: #007700">(</span><span style="color: #0000BB">CairoFormat</span><span style="color: #007700">::</span><span style="color: #0000BB">ARGB32</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">50</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">50</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$surface</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getFormat</span><span style="color: #007700">());&nbsp;</span><span style="color: #FF8000">//&nbsp;0<br /><br /></span><span style="color: #0000BB">$surface2&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">CairoImageSurface</span><span style="color: #007700">(</span><span style="color: #0000BB">CairoFormat</span><span style="color: #007700">::</span><span style="color: #0000BB">A8</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">50</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">50</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$surface2</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getFormat</span><span style="color: #007700">());&nbsp;</span><span style="color: #FF8000">//&nbsp;2<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>以上例程的输出类似于：</p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
int(0)
int(2)
</pre></div>
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-cairoimagesurface.getformat-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="methodname"><a href="cairoimagesurface.getheight.html" class="methodname" rel="rdfs-seeAlso">CairoImageSurface::getHeight()</a> - Retrieves the height of the CairoImageSurface</span></li>
    <li class="member"><span class="methodname"><a href="cairoimagesurface.getwidth.html" class="methodname" rel="rdfs-seeAlso">CairoImageSurface::getWidth()</a> - Retrieves the width of the CairoImageSurface</span></li>
   </ul>
  </p>
 </div>


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